Joy is a Weapon, When you have joy In spite of your situation , you are making a positive declaration of faith. You have joy, you are blocking out negative influences like sadness, fear, depression or despair. The enemy will try to do all he can to steal your joy. Make sure you guard your joy at all cost because the Joy that is on the inside of you is letting God know that you trust him no matter what. Make joy your weapon today and let the enemy know that victory is yours in Christ Jesus.